5-57
Troubleshooting
E6-04: Paper width home position detecting sensor
When the paper width motor drives to home position, paper width
home position detecting sensor is not sensed within a predetermined time.
Does the paper width motor rotate?
YES
Check paper width home position
NO
detecting sensor output PSWSN(CN-2)
Changed: Duplex unit control PCB is defective.
Not changed: Check DC+5V on CN-1.
Detected: Check sensor.
Not detected: Check DC+5V line.
Is DC+24V detected on CN653-7?
NO
Check DC+24V line.
YES
Paper width motor is defective.
Duplex unit control PCB is defective.
E6-05: Paper detecting sensor
When paper is in the duplex unit tray, but it is not detected.
Does CN-2(DXPESN) output level
NO
Check DC+5V on sensor.
change when the duplex unit tray
Detected: Check sensor.
sensor is turned ON/OFF?
Not detected: Check DC+5V line.
YES
Duplex unit control PCB is defective.
Copier CPU PCB is defective.
Summary of Contents for FP-7818
Page 8: ......
Page 236: ...27 Sheet Bypass Tray PM102 8 1 7 5 3 4 6 10 11 4 12 13 9 16 15 18 14 4 17 2...
Page 238: ...28 ADU PM801 16 8 1 4 14 12 10 11 11 13 13 6 7 8 16 9 5 3 2 15...
Page 360: ...1 4 7 10 8 9 5 6 2 3 1 Sorter Mounting Assembly...
Page 362: ...1 2 5 J41 3 6 7 8 4A 4 2 Covers...
Page 370: ...A 4 5 2 6 3 4 7 1 9 9 12 10 13 14 15 16 17 18 19 20 21 22 8 J22 M4 M2 J35 A 6 Drive Block...
Page 379: ...1 2 3 4 5 6 7 10 8 9 1 Sorter...
Page 381: ...1 A 3 4 5 12 13 15 9 10 11 6 7 8 16 2 14 13A J202 J202 J104 2 Covers...